MasterSRE

Incident 8ee24025-8cfb-4a1e-93d4-eace09a075aa

← all incidents
ID
8ee24025-8cfb-4a1e-93d4-eace09a075aa
Class
application
Severity
warning
Status
self_resolved
Source / agent
sowknow-db-guard
Signature
adaptive_baseline:-:pg_conn_used_pct:warning
Created
2026-07-22 08:50:13 UTC
Resolved
2026-07-22 09:00:21 UTC

Chain of command

Scout
done
evidence via sowknow-db-guard
2026-07-22 08:50:13 UTC
Analyst
done
kb_hit · 95% · connection_pool_exhaustion
2026-07-22 08:50:13 UTC
Librarian
pending
no fix proposed
Surgeon
pending
no execution considered
Watchdog
pending
nothing to verify

1 · Detection

Symptoms

{
  "detail": "pg_conn_used_pct=9.0 deviates 1 from median 10 (> 3.5\u00b7MAD)",
  "metric": "pg_conn_used_pct",
  "pg.conn.used_pct": 9.0,
  "pg.raw.activity": [],
  "pg.raw.connections": [
    {
      "current": 9,
      "max_connections": 100
    }
  ],
  "pg.raw.dead_tuples": [],
  "pg.raw.idle_in_transaction": [],
  "pg.raw.lock_chains": [],
  "pg.raw.server": [
    {
      "uptime_s": 657892.818125
    }
  ],
  "pg.raw.stale_stats": [
    {
      "n_live_tup": 3930,
      "n_mod_since_analyze": 3930,
      "relname": "entity_synonyms",
      "schemaname": "sowknow"
    },
    {
      "n_live_tup": 2294,
      "n_mod_since_analyze": 2358,
      "relname": "entity_mentions",
      "schemaname": "sowknow"
    }
  ],
  "pg.server.uptime_s": 657892.818125,
  "pg.stale_stats.count": 2,
  "pg.stale_stats.first_schema": "sowknow",
  "pg.stale_stats.first_table": "entity_synonyms",
  "service": null,
  "track": "adaptive_baseline",
  "value": 9.0
}

2 · Diagnosis

Run 1

Tier
kb_hit
Confidence
0.95
Confidence source
historical_success_rate
Root cause entity
connection_pool_exhaustion
LLM used
no
Duration
At
2026-07-22 08:50:13 UTC

Tree path

{
  "kb_signature": "76cc528fb5a95e66ef7603b95d8feba95cacc0c1f50909c89014aac5b9a1276f"
}

Candidate deliberation (R5)

Winner margin: 0.1

SourceRoot causeFixConfidenceScore
kb_hitconnection_pool_exhaustion WINNER0.950.95
rule_treeconnection_pool_exhaustion0.850.85

3 · Fix attempts

No fix attempts recorded.

4 · Human feedback

No human feedback recorded.